Follow that article to install oracle java on raspbian. Done. So it is possible but I'd recommend to just run Eclipse on your desktop device or laptop and just transfer the built files or source code to your Raspberry Pi.
Moreover, what is the programming language for Raspberry Pi?
Raspbian comes preloaded with Python, the official programming language of the Raspberry Pi and IDLE 3, a Python Integrated Development Environment. We're going to show you now how to get started with IDLE and write your very first, albeit simple, Python program.
Is the Raspberry Pi 3 32 or 64 bit?
Raspberry Pi 3 Model B is the first 64-bit version of the popular barebones computer, yet despite its processor upgrade, there isn't an official 64-bit OS available for it. That's because the Raspberry Pi Foundation has focused instead on making its Raspbian OS run on all generations of Pi.
What is IOT in Java?
As part of its support of the Maker Movement, Oracle Technology Network recently sponsored an IoT Developer Challenge, an online contest that will reward developers who create an Internet of Things application using embedded Java with computer boards, devices, or other Internet of Things technologies.